China Social Branding Agency

2011: China has 254 million active micro-blog users.

From: Eguan; By the end of 2011, China has 254 million active micro-blog user accounts, up by 150.7% over last year. The stability of user activity proves the commercial value of microblogging. From the content point of view, microblogging user activity is mainly reflected in the following four aspects: (1) the number of user-generated content, (2) number of retweets/comments, (3) content sharing among social platforms, (4) content sharing outside social platforms.

来自：易观科技;  截止2011年底，中国微博运营商市场活跃账户规模为2.54亿，较2010年增长150.7%。易观国际称，用户活跃度的稳定，从另一侧面证明和体现微博的商业价值。从内容方面来看，微博用户活跃度主要体现于以下四个方面，（1）用户原创内容数量，（2）对站内信息的转发、评论量，（3）微博平台产品间内容共享量，（4）用户站外社会化分享量。